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Message-Id: <74384a4fb27737f9c494.1229458658@abulafia.goop.org>
Date: Tue, 16 Dec 2008 12:17:38 -0800
From: Jeremy Fitzhardinge <jeremy@...p.org>
To: Ingo Molnar <mingo@...e.hu>
Cc: linux-kernel@...r.kernel.org,
Xen-devel <xen-devel@...ts.xensource.com>,
the arch/x86 maintainers <x86@...nel.org>,
Ian Campbell <ian.campbell@...rix.com>,
Jan Beulich <jbeulich@...ell.com>,
FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: [PATCH 14 of 14] x86/swiotlb: add default
swiotlb_arch_range_needs_mapping
From: Ian Campbell <ian.campbell@...rix.com>
Xen will override these later on.
Signed-off-by: Ian Campbell <ian.campbell@...rix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
---
arch/x86/kernel/pci-swiotlb_64.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/x86/kernel/pci-swiotlb_64.c b/arch/x86/kernel/pci-swiotlb_64.c
--- a/arch/x86/kernel/pci-swiotlb_64.c
+++ b/arch/x86/kernel/pci-swiotlb_64.c
@@ -33,6 +33,11 @@
return baddr;
}
+int __weak swiotlb_arch_range_needs_mapping(void *ptr, size_t size)
+{
+ return 0;
+}
+
static dma_addr_t
swiotlb_map_single_phys(struct device *hwdev, phys_addr_t paddr, size_t size,
int direction)
--
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